/ English Dictionary |
EOCENE EPOCH
Pronunciation (US): | (GB): |
I. (noun)
Sense 1
Meaning:
From 58 million to 40 million years ago; presence of modern mammals
Synonyms:
Eocene; Eocene epoch
Classified under:
Nouns denoting time and temporal relations
Instance hypernyms:
epoch (a unit of geological time that is a subdivision of a period and is itself divided into ages)
Holonyms ("Eocene epoch" is a part of...):
Tertiary; Tertiary period (from 63 million to 2 million years ago)